All names: SDSS J102014.73+794733.1, FBS B 984, 2MASS J10201505+7947323, Gaia DR3 1133031618434371072, Gaia DR2 1133031618434371072, Gaia EDR3 1133031618434371072, FBS 1014+800, TIC 341616994, SDSSJ102014.73+794733.1
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 10 20 14.85 (0.04) | 10 20 14.87 | 10 20 14.84 (0.04) | ||
| Declination | 79 47 32.62 (0.03) | 79 47 32.63 | 79 47 32.67 (0.03) | ||
| Spectral type | sd | sd | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.49 (0.04) | 0.51 (0.05) | 0.49 (0.04) | |
| Distance | [pc] | 2033.35 (165) | 1975.89 (210) | 2033.35 (165) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 0.871 (0.04) | 0.968 (0.1) | 0.871 (0.04) | |
| Proper motion (declination) | [mas/yr] | -3.269 (0.05) | -3.373 (0.1) | -3.269 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.68 (0.1) | 16.68 (0.1) | |||
| H magnitude | 16.56 | ||||
| K magnitude | 15.70 | ||||
| u magnitude | 15.65 (0.005) | ||||
| g magnitude | 15.81 (0.003) | ||||
| r magnitude | 16.30 (0.004) | ||||
| i magnitude | 16.64 (0.005) | ||||
| z magnitude | 17.04 (0.01) | ||||
| G magnitude | 16.07 (0.003) | 16.10 (0.002) | 16.07 (0.003) | ||
| BP magnitude | 15.94 (0.004) | 15.89 (0.006) | |||
| RP magnitude | 16.34 (0.006) | 16.34 (0.004) | |||
| Pan g magnitude | 15.90 (0.01) | ||||
| Pan r magnitude | 16.32 (0.002) | ||||
| Pan i magnitude | 16.67 (0.003) | ||||
| Pan z magnitude | 16.93 (0.002) | ||||
| Pan y magnitude | 17.10 (0.006) | ||||
| E(B-V) | 0.032 | ||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.